KR200143155Y1 - Align instrument for lcd - Google Patents

Abstract

The LCD cells of different models of different sizes are aligned to a predetermined position before being loaded into the soldering apparatus in the seated tray, and then the soldering process is performed, thereby reducing the conveying material and reducing the workforce and manufacturing cost. To this end, the liquid crystal display aligning device of the present invention comprises an alignment means for pushing the LCD cell 7 picked up from the conveyor 1 by the loading / unloading means in the X and Y-axis directions to align it with a reference position. And an adsorption plate 270 for vacuum-aligning the aligned LCD cells as described above. The alignment means includes fixing stations 11 and 13 installed in the X and Y-axis directions, respectively. It consists of in stations 12 and 14.

Description

LCD display alignment device

1 is an overall perspective view showing a liquid crystal display alignment device according to the present invention.

2 is an enlarged perspective view of the alignment means according to the present invention.

* Explanation of symbols for main parts of the drawings

1: Conveyor 2: Pickup Hand

3: lifting rod 4: vertical transfer

5: horizontal transfer 6: motor

7: LCD cell 8: lead screw

9: air cylinder 10: base plate

11: X-axis fixed station 12: X-axis alignment station

13: Y-axis fixed station 14: Y-axis alignment station

15: handle 15 ': screw

16, 19: frame 17: fixed plate

18: motor 20: alignment plate

21: moving plate 22: timing belt

23: compression spring 24: photo sensor

25: guide 26: turning

27: adsorption plate

[Technical field of design]

The present invention relates to a liquid crystal display (or LCD) alignment device, and in particular, when assembling a plurality of LCD modules of different sizes, so that it can be manufactured in general in a soldering device of a Raney, It relates to an apparatus for performing an alignment process.

[Prior art]

In general, a liquid crystal display uses a dielectric anisotropy of a liquid crystal in which the arrangement direction of the liquid crystal is changed by a voltage applied from the outside and the light reflection property is changed. It is a flat panel display that displays any icon.

In the case of an active matrix driving type TFT-LCD, such a liquid crystal display is a TFT and a pixel for forming an electric field by repeatedly performing deposition, photolighography, and etching on a lower glass substrate. Forming an electrode; forming a color filter layer and a common electrode on the upper glass substrate on which the black matrix is formed; sealing the upper and lower glass substrates formed as described above, injecting and encapsulating liquid crystal between the LCD cells ) And a process of manufacturing a module by mounting a circuit part and attaching a backlight and a mechanism for signal processing of the LCD cell.

Meanwhile, the above-described liquid crystal display is manufactured while being transported to each process by a tray on which a glass substrate, an LCD cell or an LCD module is set during the manufacturing process, and a conveyor for continuously and sequentially transferring the tray.

[Technical Challenges to be Done]

In the above-described module process of the liquid crystal display, a conventional LCD cell is transported by a conveyor while seated in a dedicated tray, loaded with a soldering apparatus, and welded with a circuit portion (or PCB).

However, the conventional soldering process has a problem that the kind of the conveying material according to the user of the dedicated tray increases. In addition, there is a problem that the unnecessary input of personnel for setting the LCD cell in the dedicated tray is required, resulting in an increase in labor and manufacturing costs.

Furthermore, the above-mentioned problem is that since a dedicated tray must be used according to the size of the LCD cell (for example, a size of 8 to 14 inches is used in the case of TFT-LCD), an increase in the manufacturing cost due to the manufacture of the tray Will result.

In order to solve the problems of the prior art, the present invention aligns a plurality of LCD cells of different sizes to a predetermined position before being loaded into the soldering device, and soldered in a state where it is seated on a general-purpose tray. By allowing this to be done, it is desired to reduce the conveyed material and to realize a reduction in the number of workers and manufacturing costs.

[Configuration and Action of Design]

In order to achieve the above object, this invention proposes a liquid crystal display aligning device realized by the following means.

That is, the liquid crystal display aligning device of the present invention includes alignment means for pushing the LCD cells picked up from the conveyor by the loading / unloading means in the X and Y-axis directions to align them to the reference positions, and the LCDs arranged as described above. The cell is fixed, characterized in that composed of an adsorption plate for adsorption by vacuum pressure.

The alignment means is composed of a stationary station and an alignment station which are respectively installed in the X and Y axis directions.

According to this configuration, the LCD cells of different models having different sizes pick up the cells seated in the general-purpose tray before being loaded into the soldering apparatus, are aligned to a predetermined position, and then a soldering process is performed. By this action, this design reduces the conveyed material and realizes a reduction in the number of workers and manufacturing costs.

EXAMPLE

EMBODIMENT OF THE INVENTION Hereinafter, one preferred embodiment which implements this invention is demonstrated in detail based on an accompanying drawing.

FIG. 1 is an overall perspective view showing the liquid crystal display alignment device according to this embodiment, and FIG. 2 is an enlarged perspective view showing the alignment means of FIG.

The aligning device according to this embodiment aligns a predetermined position prior to soldering in order to weld a plurality of LCD cells of different sizes in one line soldering device in soldering the LCD cell and the driving circuit part during the LCD module assembly process. Device.

Reference numeral 7 in the drawings refers to the conveyor to which the LCD cell 7 is transported.

The LCD cell 7 conveyed by the conveyor 1 is picked up from the tray supplied by the conveyor 1 by loading / unloading means, and is supplied to the aligning device of this embodiment.

Such loading / unloading means includes a pick-up hand 2 for lifting the LCD cell 7 seated on the conveyor 1, a lifting rod 3 on which the pick-up hand 2 is fixed, and the lifting rod 3 ) Is composed of a vertical transfer (4) having an air cylinder (9) as a drive unit for moving up and down, and a horizontal transfer (5) having a second drive unit for moving the vertical transfer (4) in a horizontal direction. . In this case, the second drive unit includes a lead screw 8 penetrating the vertical transfer 4 and a motor 6 rotating the lead screw 8.

The LCD cell 7 supplied by the loading / unloading means configured in this way is seated on an adsorption plate 27 provided at an approximately central portion of the base plate 10. In this state, the aligning means of this embodiment is pushed in the direction of the LCD cell 7 in the X and Y axes to align with the reference position, in which state the LCD cell 7 flows before being ejected by the loading / unloading means. In order to prevent this, the suction plate 27 is sucked and fixed at a vacuum pressure.

Here, the aligning means is composed of fixed stations (11, 13) and alignment stations (12, 14) installed in the X and Y-axis directions, respectively.

More specifically, the X-axis fixing station 11 includes a fixing plate 17 in contact with the short side of the LCD cell 7, a frame 16 slidably supporting the fixing plate 17, and the fixing plate. It consists of a handle 15 and a screw 15 'for fine-adjusting 17. In addition, since the Y-axis fixed station 13 becomes the same structure as the X-axis fixed station 11, duplication description is abbreviate | omitted.

In addition, the X-axis alignment station 12 includes an alignment plate 20 in contact with various sides of the LCD cell 7, a frame 19 for slidably supporting the alignment plate 20, and an alignment. The timing plate 22 to which the in-plate 20 is fixed and the motor 18 which drive this timing belt 22 are comprised.

In this case, the alignment plate 20 may be provided with a cushioning means in order to prevent breakage of the LCD cell 7 due to excessive compression. The shock absorbing means has an alignment plate 20 slidably mounted on the upper surface of the movable plate 21 fixed to the timing belt 22, and is compressed between the projection 26 and the protrusion 26 protruding from the movable plate 21. The tooth 23 is interposed and configured to be cushioned by the elastic force of the compression spring 23.

In addition, the moving plate 21 is provided with a photo sensor 24 that detects this when the alignment plate 20 beats the elastic force of the compression spring 23 and reverses, and sends a stop signal to the motor 18. A guide 25 is installed on the bottom of the moving plate 21 to guide the linear movement.

In addition, since the Y-axis alignment station 14 has the same structure as the X-axis alignment station 12, duplication description is abbreviate | omitted.

The operation description of the alignment device of this embodiment having the configuration described above is as follows.

That is, the LCD cell 7 is sent to the aligning device of this embodiment in the tray conveyed by the conveyor 1. In this state, the LCD cell 7 is lifted up by the pick-up hand 2 of the loading / unloading means and fed into the suction plate 27 provided in the center of the base plate 10.

In this state, it is pushed toward the X and Y-axis fixing stations 11 and 13 by the misaligned LCD cells 7 and Y-axis alignment stations 12 and 14, and is aligned to a predetermined position state. When the alignment of the LCD cell 7 is completed, the alignment plates 20 of the X and Y axis alignment stations 12 and 14 are reversed after the elastic force of the compression spring 23 is reversed, and the photo sensor detecting the same The motor 18 is stopped by 24.

Subsequently, the LCD cell 7 is sucked and fixed in vacuum by the suction plate 27, lifted by the pick-up hand 2 of the loading / unloading means, and transferred to the next soldering apparatus.

[Effect of design]

Through the embodiments described above, it can be seen that the liquid crystal display alignment device according to the present invention substantially solves the problems of the prior art.

In other words, the present invention has the effect that the LCD cells of different models having different sizes are aligned first before being loaded into the soldering apparatus, thereby being continuously manufactured through one line of processes.

According to this effect, the TFT-LCD cell, which is usually produced in a size of 8 to 14 inches, is soldered in a state where it is seated on a general-purpose tray without using a dedicated tray, thereby reducing the conveying material, the number of workers and The effect of reducing the manufacturing cost can be obtained.

This effect will ultimately improve the quality of the product and increase the external competitiveness.

On the other hand, this invention is not limited to the specific preferred embodiment described above, and anyone of ordinary skill in the art to which the subject innovation belongs without departing from the gist of the subject innovation claimed in the utility model registration claims Modifications may be made.

Claims (9)

Aligning means for pushing the LCD cells picked up from the tray of the conveyor by the loading / unloading means in the X and Y-axis directions to align them to the reference position, and the aligned LCD cells are arranged by the loading / unloading means. A liquid crystal display alignment device comprising an adsorption plate for adsorbing under vacuum pressure to prevent flow before being ejected. The liquid crystal display alignment device as claimed in claim 1, wherein the alignment means comprises a fixed station which is installed in the X and Y axis directions, and an elline station. The liquid crystal of claim 2, wherein the stationary station comprises a stationary plate in contact with one side of the LCD cell, a frame for slidably supporting the stationary plate, a handle and a screw for fine-adjusting the stationary plate. Display alignment. An alignment station according to claim 2, wherein the alignment station includes an alignment plate in contact with one side of the LCD cell, a frame for slidably supporting the alignment plate, a timing belt to which the alignment plate is fixed, and the timing belt. A liquid crystal display alignment device comprising a motor for driving. The liquid crystal display of claim 4, wherein the alignment plate is slidably mounted to a moving plate fixed to a timing belt, and is oriented so that the alignment plate is always pushed toward the LCD cell by describing a compression spring therebetween. In device. The liquid crystal display alignment device as claimed in claim 4 or 5, wherein the moving plate is provided with a sensor which detects that the alignment plate reverses the elastic force of the compression spring and sends a stop signal to the motor. The vertical transfer apparatus according to claim 1, wherein the loading / unloading means has a pick-up hand for lifting an LCD cell seated on a conveyor, a lift rod on which the pick-up hand is fixed, and a drive for moving the lift rod up and down. And a horizontal transfer having a driving portion for allowing the vertical transfer to move in a horizontal direction. The liquid crystal display alignment device as claimed in claim 7, wherein the driving unit is an air cylinder. The liquid crystal display alignment device as claimed in claim 7, wherein the drive unit is a lead screw which is installed through the vertical transfer and is rotated by a motor.